Agriculture has changed dramatically since ... The decline of ancient civilizations in Mesopotamia, the Mediterranean region, Pre-Columbian southwest U.S. and Central America is believed to ...

The seasonal character of agriculture made credit necessary to ... and also slaves captured from the mountains surrounding Mesopotamia. (A typical word for slave was “mountain girl.”) ...

The oldest reference in the first known writing — cuneiform — was not about gods or kings, but about beer. Lots of it. It was ...